# Mitch n' Joey

Newest questions posted by Mitch n' Joey-
## Algebra

Write the expression as a single logarithm. log_3 40-log_3 10 I'm completely confused with logarithmic equations!! Can someone please please help me understand? -
## Chemistry

13. Solid sodium reacts violently with water, producing heat, hydrogen gas, and sodium hydroxide. How many molecules of hydrogen gas are formed when 48.7 g of sodium are added to water? 2Na + 2H2O = 2NaOH + H2 So far I have this much figured out: Mass to -
## Algebra

Graph y=5^x and y=log_5 x on a sheet of paper using the same set of axes. Use the graph to describe the domain and range of each function. Then identify the y-intercept of each function and any asymptotes of each function. So far I have: Y=5^x : D: ?? R: -
## Algebra

Use synthetic division to find P(-3) for P(X)= x^4 - 2x^3 - 4x + 4 So I know how to do synthetic division and all, but I'm still somehow not coming up with the correct answer! Below is my work so far. Please help me interpret it so that I can get the -
## Algebra

Which quadratic equation has roots -1+4i and -1-4i ? A. x^2+2x+2=0 B. 2x^2+x+17=0 C. x^2+2x+17=0 D. 2x^2+x+2=0 I'm having difficulty with this question, but I've settled on C for now. Am I correct? -
## Psychology

Which phenomenon does the following example illustrate? When you begin your first year of college, the tuition is $12,000. At the beginning of your second year of college the tuition has been raised by $200, but you do not notice. However, upon returning -
## Algebra

What is the vertex form of the equation? y = -x^2+12x-4 My work: -(x^2 + 12x)-4 -(x^2 + 12x + 36)-4 + 36 Y= -(x+36)^2 + 32 Is this correct? I am not sure if I did this right or not? Thank you! -
## Algebra

1. How many real solutions does the function shown on the graph have? The graph is following the function: y=(x+2)^2 A. No real solutions B. One real solution** My answer C. Two real solutions D. Cannot be determined 2. What is the solution to 3x^2+3x+5=0? -
## Algebra

I just need to confirm an answer I got when trying this out myself. I'm not too confident so I would appreciate it if someone could tell me if this is correct before I turn it in? 2x^2-16x+32=0 My answer was simply x=4. I got this from using the quadratic -
## English

Identify the phrase in parenthesis in the sentence. The idea of alien life, (proposed many years ago), has not yet been proven. prepositional participal gerund infinitive** I thought it might be an appositive, but now I'm not sure. I'm guessing it is D?